
<template>
  <div>
    <div>【大区异常处理】</div>
    <div ref="target" class="w-full h-full"></div>
  </div>
</template>
<script setup>
import { ref, onMounted, watch } from "vue";
import * as echarts from "echarts";
const props = defineProps({
  data: {
    type: Object,
    required: true
  }
});
console.log("环形图", props.data);

// 1. 初始化echarts实例
let mChart = null;
const target = ref(null);

onMounted(() => {
  mChart = echarts.init(target.value);
  renderChart();
});

const getSeriesData = () => {
  const series = [];

  props.data.abnormals.forEach((item, index) => {
    // 上层
    series.push({
      name: item.name,
      type: "pie",
      clockwise: false,
      hoverAnimation: false,
      radius: [73 - index * 15 + "%", 68 - index * 15 + "%"],
      center: ["55%", "55%"],
      label: {
        show: false
      },
      data: [
        { value: item.value, name: item.name },
        {
          value: 1000,
          itemStyle: {
            color: "rgba(0,0,0,0)",
            borderWidth: 0
          },
          tooltip: {
            show: false
          },
          // hoverAnimation: false
        }
      ],
        emphasis:{
         scale: false 
        }
    });
    //底层
    series.push({
      name: item.name,
      type: "pie",
      silent: true,
      z: 1,
      clockwise: false,
      hoverAnimation: false,
      radius: [73 - index * 15 + "%", 68 - index * 15 + "%"],
      center: ["55%", "55%"],
      label: {
        show: false
      },
      data: [
        {
          value: 7.5,
          itemStyle: {
            color: "rgba(3,31,62)",
            borderWidth: 0
          },
          tooltip: {
            show: false
          },
          // hoverAnimation: false
        },
        {
          value: 2.5,
          itemStyle: {
            color: "rgba(0,0,0,0)",
            borderWidth: 0
          },
          tooltip: {
            show: false
          },
          // hoverAnimation: false
        },

      ],
              emphasis:{
         scale: false 
        }
    });
  });

  return series;
};
// 2. 构建option配置对象
const renderChart = () => {
  const options = {
    //   图例配置
    legend: {
      show: true,
      icon: "circle",
      top: "14%",
      left: "60%",
      data: props.data.abnormals.map(item => item.name),
      width: -5,
      itemWidth: 10,
      itemHeight: 10,
      itemGap: 6,
      textStyle: {
        fontSize: 12,
        lineHeight: 5,
        color: "#fff"
      }
    },
    // 提示层
    tooltip: {
      show: true,
      tigger: "item",
      formatter: "{a}<br/>{b}:{c}({d}%)"
    },
    // Y轴
    yAxis: [
      {
        type: "category",
        inverse: true,
        axisLine: {
          show: false
        }
      }
    ],
    // X轴
    xAxis: [
      {
        show: false
      }
    ],
    //核心配置
    series: getSeriesData()
  };

  // 3.通过实例.setOptions(option)
  if (mChart != null) {
    mChart.setOption(options);
  }
};
watch(() => props.data, renderChart);
</script>

<style lang="scss" scoped>
</style>